🔐 CVE Alert

CVE-2026-116537

HIGH 7.2

Link Library <= 7.10.0 - Unauthenticated Stored Cross-Site Scripting via 'link_description' Parameter

CVSS Score
7.2
EPSS Score
0.0%
EPSS Percentile
0th

The Link Library plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'link_description' parameter in all versions up to, and including, 7.10.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This exploit requires the site administrator to have enabled the non-default 'Convert [] to <> in Link Description and Notes' (use_html_tags) setting; when this option is off, the bracket-to-angle-bracket conversion never runs and the payload is never reconstructed into executable HTML.

CWE CWE-79
Vendor jackdewey
Product link library
Published Nov 7, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability

Affected Versions

jackdewey / Link Library
0 ≤ 7.10.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/2029ab3b-25e0-443c-936c-c5cfb44c32c8?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/link-library/tags/7.10.0/usersubmission.php#L55 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/link-library/tags/7.10.0/render-link-library-sc.php#L1824 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/link-library/tags/7.10.0/render-link-library-sc.php#L2100 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/link-library/tags/7.10.0/render-link-library-sc.php#L1553 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/link-library/tags/7.10.0/usersubmission.php#L486 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset?reponame=&old=3778237%40link-library&new=3778237%40link-library

Credits

Jacek Sowiński (dzaku)